NASA's long-lived Curiosity rover picked up the sudden and unexpected spike of methane on Wednesday.
Cory Nielsen spent three years putting together the impressive structure using 1,030,315 pennies.
A homeowner in Missoula County, Montana recently returned home to find a rather unwelcome guest.
A new study has reignited the debate over the mysterious line drawings and why they were created.
A sword discovered 30 years ago in a cave has turned out to be a lot more significant than previously thought.
A bright glowing light was captured earlier this month by one of the cameras aboard NASA's Curiosity rover.
Given that shipworms are typically known to chew through wood, the find came as something of a surprise.
In the run-up to the infamous nuclear disaster, several workers claimed to have seen a strange creature.
Three more senators have reportedly been briefed this week on Navy pilots encountering unidentified objects.
A Pakistani minister was left red-faced after a cat filter was accidentally enabled on his Facebook livestream.
The new worlds are so much like our own that both are now on a list of the 19 planets most likely to support life.
Gloria and Ian Davison had been visiting the Scottish Highlands when they spotted something in the loch.
Scientists have discovered that dogs have evolved eye muscles to help make them more appealing to humans.
Photographed by NASA's Mars Reconnaissance Orbiter, the crater is unlike anything scientists have seen before.
Michigan congressional candidate Kevin Seamon has made some rather peculiar claims about his past.
A new type of nuclear fusion propulsion system could see spacecraft make it to Saturn in a matter of months.
A new study has suggested that larger animals will go extinct while smaller, insect-eating animals will thrive.
The popular ride-hailing firm has revealed its ambitious vision of a future where road taxis are a thing of the past.
A hiker recently captured some intriguing video footage of the base from the top of the adjacent Tikaboo Peak.
In a recent interview for ABC News, the US President stated that he does not 'particularly' believe in UFOs.